Triple

T8320238
Position Surface form Disambiguated ID Type / Status
Subject Hereford railway station E194812 entity
Predicate operatedBy P86 FINISHED
Object Transport for Wales Rail E10845 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Transport for Wales Rail | Statement: [Hereford railway station, operatedBy, Transport for Wales Rail]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Transport for Wales Rail
Context triple: [Hereford railway station, operatedBy, Transport for Wales Rail]
  • A. Transport for Wales Rail chosen
    Transport for Wales Rail is a Welsh train operating company that provides regional and intercity rail services across Wales and into parts of England.
  • B. Arriva Trains Wales
    Arriva Trains Wales was a former UK train operating company that provided passenger rail services across Wales and the English border regions from 2003 to 2018.
  • C. Transport for Wales integrated transport network
    The Transport for Wales integrated transport network is a coordinated public transport system in Wales that brings together rail, bus, and other services under a unified, passenger-focused framework.
  • D. Virgin Trains
    Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
  • E. Northern Rail
    Northern Rail is a British train operating company providing regional and commuter rail services across Northern England.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca82e7a8a88190a32bb5cc0feb012d elicitation completed
NER batch_69cb7f6686a0819094abc2bfd2e500a5 ner completed
NED1 batch_69cd95a058948190b056d9b0f0607933 ned_source_triple completed
Created at: March 30, 2026, 5:55 p.m.